A FIFO packet queue that drops tail-end packets on overflow. More...

#include <drop-tail-queue.h>

Inheritance diagram for ns3::DropTailQueue:

Collaboration diagram for ns3::DropTailQueue:

Public Member Functions
	DropTailQueue ()
	DropTailQueue Constructor. More...

virtual	~DropTailQueue ()

DropTailQueue::QueueMode	GetMode (void)
	Get the encapsulation mode of this device. More...

void	SetMode (DropTailQueue::QueueMode mode)
	Set the operating mode of this device. More...

Public Member Functions inherited from ns3::Queue
	Queue ()

virtual	~Queue ()

Ptr< Packet >	Dequeue (void)
	Remove a packet from the front of the Queue. More...

void	DequeueAll (void)
	Flush the queue. More...

bool	Enqueue (Ptr< Packet > p)
	Place a packet into the rear of the Queue. More...

uint32_t	GetNBytes (void) const

uint32_t	GetNPackets (void) const

uint32_t	GetTotalDroppedBytes (void) const

uint32_t	GetTotalDroppedPackets (void) const

uint32_t	GetTotalReceivedBytes (void) const

uint32_t	GetTotalReceivedPackets (void) const

bool	IsEmpty (void) const

Ptr< const Packet >	Peek (void) const
	Get a copy of the item at the front of the queue without removing it. More...

void	ResetStatistics (void)
	Resets the counts for dropped packets, dropped bytes, received packets, and received bytes. More...

Public Member Functions inherited from ns3::Object
	Object ()

virtual	~Object ()

void	AggregateObject (Ptr< Object > other)

void	Dispose (void)
	Run the DoDispose methods of this object and all the objects aggregated to it. More...

AggregateIterator	GetAggregateIterator (void) const

virtual TypeId	GetInstanceTypeId (void) const

template<typename T >
Ptr< T >	GetObject (void) const

template<typename T >
Ptr< T >	GetObject (TypeId tid) const

void	Initialize (void)
	This method calls the virtual DoInitialize method on all the objects aggregated to this object. More...

Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
	SimpleRefCount ()
	Constructor. More...

	SimpleRefCount (const SimpleRefCount &o)
	Copy constructor. More...

uint32_t	GetReferenceCount (void) const
	Get the reference count of the object. More...

SimpleRefCount &	operator= (const SimpleRefCount &o)
	Assignment. More...

void	Ref (void) const
	Increment the reference count. More...

void	Unref (void) const
	Decrement the reference count. More...

Public Member Functions inherited from ns3::ObjectBase
virtual	~ObjectBase ()
	Virtual destructor. More...

void	GetAttribute (std::string name, AttributeValue &value) const

bool	GetAttributeFailSafe (std::string name, AttributeValue &attribute) const

void	SetAttribute (std::string name, const AttributeValue &value)

bool	SetAttributeFailSafe (std::string name, const AttributeValue &value)

bool	TraceConnect (std::string name, std::string context, const CallbackBase &cb)

bool	TraceConnectWithoutContext (std::string name, const CallbackBase &cb)

bool	TraceDisconnect (std::string name, std::string context, const CallbackBase &cb)

bool	TraceDisconnectWithoutContext (std::string name, const CallbackBase &cb)

Static Public Member Functions
static TypeId	GetTypeId (void)

Static Public Member Functions inherited from ns3::Queue
static TypeId	GetTypeId (void)

Static Public Member Functions inherited from ns3::Object
static TypeId	GetTypeId (void)
	Register this type. More...

Static Public Member Functions inherited from ns3::SimpleRefCount< Object, ObjectBase, ObjectDeleter >
static void	Cleanup (void)
	Noop. More...

Static Public Member Functions inherited from ns3::ObjectBase
static TypeId	GetTypeId (void)
	Get the type ID. More...

Private Member Functions
virtual Ptr< Packet >	DoDequeue (void)

virtual bool	DoEnqueue (Ptr< Packet > p)

virtual Ptr< const Packet >	DoPeek (void) const

Private Attributes
uint32_t	m_bytesInQueue

uint32_t	m_maxBytes

uint32_t	m_maxPackets

QueueMode	m_mode

std::queue< Ptr< Packet > >	m_packets

Additional Inherited Members
Public Types inherited from ns3::Queue
enum	QueueMode { QUEUE_MODE_PACKETS, QUEUE_MODE_BYTES }
	Enumeration of the modes supported in the class. More...

Protected Member Functions inherited from ns3::Queue
void	Drop (Ptr< Packet > packet)
	Drop a packet. More...

Protected Member Functions inherited from ns3::Object
	Object (const Object &o)

virtual void	DoDispose (void)
	This method is called by Object::Dispose or by the object's destructor, whichever comes first. More...

virtual void	DoInitialize (void)
	This method is called only once by Object::Initialize. More...

virtual void	NotifyNewAggregate (void)
	This method is invoked whenever two sets of objects are aggregated together. More...

Protected Member Functions inherited from ns3::ObjectBase
void	ConstructSelf (const AttributeConstructionList &attributes)

virtual void	NotifyConstructionCompleted (void)
	This method is invoked once all member attributes have been initialized. More...

Detailed Description

A FIFO packet queue that drops tail-end packets on overflow.

Config Paths

ns3::DropTailQueue is accessible through the following paths with Config::Set and Config::Connect:

/NodeList/[i]/DeviceList/[i]/$ns3::AlohaNoackNetDevice/Queue/$ns3::DropTailQueue
/NodeList/[i]/DeviceList/[i]/$ns3::CsmaNetDevice/TxQueue/$ns3::DropTailQueue
/NodeList/[i]/DeviceList/[i]/$ns3::EmuNetDevice/TxQueue/$ns3::DropTailQueue
/NodeList/[i]/DeviceList/[i]/$ns3::PointToPointNetDevice/TxQueue/$ns3::DropTailQueue

Attributes

Mode: Whether to use bytes (see MaxBytes) or packets (see MaxPackets) as the maximum queue size metric.
- Set with class: ns3::EnumValue
- Underlying type: QUEUE_MODE_BYTES|QUEUE_MODE_PACKETS
- Initial value: QUEUE_MODE_PACKETS
- Flags: construct write
MaxPackets: The maximum number of packets accepted by this DropTailQueue.
- Set with class: ns3::UintegerValue
- Underlying type: uint32_t 0:4294967295
- Initial value: 100
- Flags: construct write read
MaxBytes: The maximum number of bytes accepted by this DropTailQueue.
- Set with class: ns3::UintegerValue
- Underlying type: uint32_t 0:4294967295
- Initial value: 6553500
- Flags: construct write read